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net: qrtr: ns: Increase socket recvbuf

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Increase the socket recvbuf for the ns so control packets are not
dropped in heavy traffic situations like ssr. This change will not
actually set the recvbuf to INT_MAX but to the system defined rmem_max
for sockets.

Change-Id: If56eac164a7ea3f0857170d3966c3c174a7460ae
Signed-off-by: Chris Lew <clew@codeaurora.org>
This commit is contained in:
Chris Lew 2020-07-21 20:08:10 -07:00 • committed by Gerrit - the friendly Code Review server
commit b99d6355b2
1 changed files with 3 additions and 0 deletions
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3
net/qrtr/ns.c
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@ -730,6 +730,7 @@ static void qrtr_ns_data_ready(struct sock *sk)
void qrtr_ns_init(void)
{
struct sockaddr_qrtr sq;
int rx_buf_sz = INT_MAX;
int ret;
INIT_LIST_HEAD(&qrtr_ns.lookups);
@ -762,6 +763,8 @@ void qrtr_ns_init(void)
pr_err("failed to bind to socket\n");
goto err_wq;
}
kernel_setsockopt(qrtr_ns.sock, SOL_SOCKET, SO_RCVBUF,
(char *)&rx_buf_sz, sizeof(rx_buf_sz));
qrtr_ns.bcast_sq.sq_family = AF_QIPCRTR;
qrtr_ns.bcast_sq.sq_node = QRTR_NODE_BCAST;